Questions tagged [scrub]
5 questions
4
votes
2 answers
`scrub(1)`, but resumable from an offset
I need to scrub a couple of very large HDDs. However, I can't do that from a desktop. I need to do it on the move, from a laptop. A single pass of scrub(1) on a HDD would take more than a day, but there is no way I can leave my laptop stationary for…
Kal
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3
votes
1 answer
BTRFS scrub vs balance - which one to use for regular volume maintenance?
I understand the both scrubbing and balancing of a BRTFS volume is useful for maintaining its health. Which one is more useful though? If I cannot afford to run both types of checks regularly, should I prefer the one over the other?
Stefan PIPEROV
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2
votes
1 answer
When should I scrub my BTRFS volumes?
Scrubbing a BTRFS volume seems to be an expensive operation. How often should I be running it on a moderately busy system? Dayly? Weekly? Monthly?
Blitzer
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1
vote
0 answers
BTRFS: scrub finds "super" errors - how to fix them?
I've recently had problems with a faulty power supply to a Raspberry PI system used as a media center. Before tracking it and replacing with a new power unit it seems it did some damages to an old disk (that could be troubled by itself) and to a not…
Fabrizio Giudici
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0
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0 answers
Why does 'zfs scrub' write to disk every 5 seconds?
My NAS is running zfs and does a scrub now and then.
When it runs it read all data (as expected), but it also writes a litte during the run (around 0.5%):
Device rkB/s wkB/s %util
sda 13628.80 69.60 58.04
sdb 13625.60 …
Ole Tange
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